Work around change in behavior in QT.
Work around change in behavior in QT.

svn path=/trunk/kdenetwork/kmail/; revision=45576

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi